Cylinder #4 High To Low Side Open
Table of contents
P1274 MAZDA Possible Causes
- Faulty Fuel Injector
- Faulty Fuel Injector Interface Module
- Fuel Injector harness is open or shorted
- Fuel Injector circuit poor electrical connection
How do I fix code P1274 MAZDA?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the P1274 MAZDA code
The cost of diagnosing the P1274 MAZDA code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1274 MAZDA Description
A fault is detected by the fuel injector interface module in the secondary (rearward) fuel injector circuit